Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	HERV-K_16p3.3 provirus ancestral Env polyprotein
Human P-Site:	S415
P-Site Sequence:	DNLTLDISQLKEQIF
UniProt:	Q9NX77
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	HERV-K_16p3.3 provirus ancestral Env polyprotein	Q9NX77	S415	DNLTLDISQLKEQIF	100 / 9 AA	55
Phosphosite 1:	HERV-K_1q22 provirus ancestral Pol protein	P63135	S1351	DNLTLDISKLKEQIF	88 / 9 AA	165
Phosphosite 2:	HERV-K_11q22.1 provirus ancestral Env polyprotein	P61570	S591	DNLTLDISKLKEQIF	88 / 9 AA	75
Phosphosite 3:	HERV-K_1q22 provirus ancestral Env polyprotein	P61567	S480	DNLTLDISKLKEQIF	88 / 9 AA	67
Phosphosite 4:	HERV-K_22q11.21 provirus ancestral Env polyprotein	P61566	S480	DNLTLDISKLKEQIF	88 / 9 AA	67
Phosphosite 5:	HERV-K_1q23.3 provirus ancestral Env polyprotein	O42043	S480	DNLTLDISKLKEQIF	88 / 9 AA	64
Phosphosite 6:	ZNF462	Q96JM2	S2096	SFSTMTISQLKEHSL	77 / 9 AA	285
Phosphosite 7:	KIAA0143	Q14156	S422	STHTLDISQLGDLGT	77 / 9 AA	93
Phosphosite 8:	USP5	P45974	S600	MPEELDISQLRGTGL	85 / 7 AA	96
Phosphosite 9:	VCAN	P13611	S453	PLGKLDISEIKEEVL	75 / 8 AA	373
Phosphosite 10:	DNAH7	Q8WXX0	T1115	FTETLDITHMKSSEG	62 / 8 AA	461
Phosphosite 11:	PTPN13	Q12923	S1176	EDVTLVISQPKEKIS	77 / 9 AA	277
Phosphosite 12:	MPRIP	Q6WCQ1	S960	AKADCDISRLKEQLK	85 / 7 AA	117
Phosphosite 13:	POLRMT	O00411	S1202	PQKILEASQLKETLQ	75 / 8 AA	139
Phosphosite 14:	TTN	Q8WZ42	S28450	KTCEIEVSQLKEQSV	62 / 8 AA	3816
Phosphosite 15:	PLCL1	Q15111	S161	EKAKLDISAIKEIRL	75 / 8 AA	123
Phosphosite 16:	LOC653073	A6NMD2	S94	DSRSVEISQLKNTIK	62 / 8 AA	66
Phosphosite 17:	Putative golgin subfamily A member 6-like protein 7	A6NCM5	S94	DSRSVEISQLKNTIK	62 / 8 AA	33
Phosphosite 18:	Putative golgin subfamily A member 8I	A6NC78	S94	DSRSVEISQLKNTIK	62 / 8 AA	71
Phosphosite 19:	PLD1	Q13393	S209	TTEFLDISQLSFIHD	100 / 6 AA	124
Phosphosite 20:	LZTR1	Q8N653	S592	SAARLQLSQLKEHCL	75 / 8 AA	95